1. A. M. Freudenthal, The Inelastic Behavior of Engineering Materials and Structures, J. Wiley and Sons, New York, 1950.
2. E. W. Hart, Acta Metall., 18, (1970) 599–610.
3. E. W. Hart and H. D. Solomon, Acta Metall., 21 (1973) 295–307.
4. E. W. Hart, C.-Y. Li, H. Yamada and G. L. Wire, in Constitutive Equations in Plasticity, ed. A. S. Argon, MIT Press, Cambridge, Mass., 1975, pp. 149–97.
5. E. W. Hart, Eng. Mater. Technol., 98 (1976) 193–202.